2021 ES2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5968492218
Semi-major axis (a)2.7975171499 AU
Inclination (i)7.09851812°
Long. of Asc. Node (Ω)338.69664513° ± 5.00e+00
Arg. of Perihelion (ω)171.79556767°
Mean Anomaly (M)26.42198575°
Mean Motion (n)0.2261711300°/day
Perihelion dist (q)1.08286390 AU
Aphelion dist (Q)4.25303930 AU
Orbital Period4.35779620 yr
Physical Parameters
H (abs. magnitude)25.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.411″
Uncertainty
Orbit TypeAmor
MOID0.139613 AU
Observations Used26
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-03-13
Observations (27)
Date Type RA Dec Mag Band Observatory
2021-03-07 05:56:25 C 10 26 32.92 +00 18 31.5 V G96
2021-03-07 06:05:33 C 10 26 34.60 +00 17 52.0 V G96
2021-03-07 06:12:54 C 10 26 35.87 +00 17 20.1 V G96
2021-03-07 06:20:15 C 10 26 37.21 +00 16 47.9 V G96
2021-03-07 08:38:26 C 10 27 01.92 +00 06 52.0 V I52
2021-03-07 08:44:29 C 10 27 03.00 +00 06 25.5 V I52
2021-03-07 08:50:33 C 10 27 04.12 +00 05 59.4 V I52
2021-03-07 08:52:38 C 10 27 04.55 +00 05 52.1 o 691
2021-03-07 08:56:36 C 10 27 05.21 +00 05 33.9 V I52
2021-03-07 09:13:14 C 10 27 08.26 +00 04 23.7 o 691
2021-03-07 09:33:50 C 10 27 12.02 +00 02 56.1 o 691
2021-03-08 03:20:47 C 10 30 43.90 -01 10 53.4 u 807
2021-03-08 03:29:14 C 10 30 45.36 -01 11 28.7 u 807
2021-03-08 03:37:43 C 10 30 46.81 -01 12 04.3 u 807
2021-03-08 03:38:49 C 10 30 48.11 -01 13 36.9 u H21
2021-03-08 04:05:00 C 10 30 52.73 -01 15 27.3 u H21
2021-03-08 04:08:56 C 10 30 53.41 -01 15 42.9 u H21
2021-03-08 20:58:00 C 10 34 04.92 -02 24 21.2 V L01
2021-03-08 21:09:14 C 10 34 06.87 -02 25 06.1 V L01
2021-03-08 21:15:08 C 10 34 07.87 -02 25 30.1 V L01
2021-03-11 10:49:40 C 10 45 05.85 -06 14 19.9 V 474
2021-03-11 10:57:21 C 10 45 07.07 -06 14 46.3 V 474
2021-03-11 11:09:30 C 10 45 08.91 -06 15 29.6 V 474
2021-03-11 11:17:11 C 10 45 10.15 -06 15 56.0 V 474
2021-03-13 12:55:23 C 10 53 13.36 -08 58 37.9 V 474
2021-03-13 13:00:31 C 10 53 14.06 -08 58 53.8 V 474
2021-03-13 13:05:38 C 10 53 14.81 -08 59 09.4 V 474